摘要
本文对WiMAX物理层的主要特点进行了分析,简要介绍了正交频分复用(OFDM)、混合自动请求重传(HARQ)、自适应调制编码(AMC)和多输入多输出(MIMO)的工作原理和优缺点。
In this paper has analyzed the main features of WiMAX physical layer, and has a brief introduction to working principle and the advantages and disadvantages of orthogonal frequency division multiplexing (OFDM), Hybrid ARQ (HARQ), adaptive modulation coding (AMC) and multiple-input multiple-output (MIMO).
出处
《信息通信》
2010年第3期70-71,77,共3页
Information & Communications